atavist

• Nom désignant un organisme qui présente des traits d'une forme plus primitive ou ancestrale de son espèce, ou par extension une personne ou une chose qui semble revenir à un état antérieur ou archaïque.

A noun referring to an organism that exhibits characteristics of a more primitive or ancestral form of its species.

1. Organism with ancestral traitsC2formalscientific

   An organism that displays characteristics of a more primitive or earlier evolutionary form of its species.

   Ataviste

   • The whale with small hind legs was considered an atavist.
   • Some horses are born with extra toes, making them an atavist.
   • The biologist studied the atavist to understand evolutionary patterns.

   Synonymesatavismthrowback

   Antonymesadvancedmodern